fix：修改 全局搜索 loading 一直显示的问题 以及 图片 不缓存到localstorage

nezha-fronted/src/components/common/js/common.js

@@ -45,11 +45,11 @@ export function setTopology (key, value) {
 // const topologyImgList = localStorage.getItem('nz-imgList') ? JSON.parse(localStorage.getItem('nz-imgList')) : {}
 
 export function getTopologyImg (key) {
-  return localStorage.getItem('nz-topologyImg-' + key)
+  return false
 }
 
 export function setTopologyImg (key, img) {
-  localStorage.setItem('nz-topologyImg-' + key, img)
+  // localStorage.setItem('nz-topologyImg-' + key, img)
 }
 
 export function setHexagon (key, value) {